#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
int main()
{
	int a;
	int b;
	int c;
	scanf("%d %d %d", &a, &b, &c);
	int max = a;
		if (max < b)
		{
			max = b;
		}
	    if (max < c)
		{
			max = c;
		}

		printf("%d\n", max);
	return 0;
}